diff --git a/docs/config/_default/markup.toml b/docs/config/_default/markup.toml
index e74d4510..56830130 100644
--- a/docs/config/_default/markup.toml
+++ b/docs/config/_default/markup.toml
@@ -27,7 +27,7 @@ icontype = "svg"
 
 # Project-wide attributes to be used.
 github-repo = "foo-dogsquared/nixos-config"
-check-variable = "_isInsideFds"
+check-variable = "_isfoodogsquaredcustom"
 canonical-flake-url = "github:foo-dogsquared/nixos-config"
 canonical-source-repo = "https://github.com/foo-dogsquared/nixos-config"
 canonical-flake-url-tarball-master = "https://github.com/foo-dogsquared/nixos-config/archive/master.tar.gz"
diff --git a/lib/private.nix b/lib/private.nix
index d0786360..49a10a44 100644
--- a/lib/private.nix
+++ b/lib/private.nix
@@ -27,7 +27,7 @@ rec {
 
   getSecret = path: ../secrets/${path};
 
-  isInternal = config: config ? _isInsideFds && config._isInsideFds;
+  isInternal = config: config ? _isfoodogsquaredcustom && config._isfoodogsquaredcustom;
 
   getUsers = type: users:
     let
diff --git a/modules/nixos/profiles/README.adoc b/modules/nixos/profiles/README.adoc
index 26260a81..bef586b7 100644
--- a/modules/nixos/profiles/README.adoc
+++ b/modules/nixos/profiles/README.adoc
@@ -1,6 +1,6 @@
 = Profiles
 :toc:
-:check_variable: _isInsideFds
+:check_variable: _isfoodogsquaredcustom
 
 
 We're defining profiles after how link:https://digga.divnix.com/concepts/profiles.html[digga library from divnix defines it].
diff --git a/modules/nixos/workflows/a-happy-gnome/default.nix b/modules/nixos/workflows/a-happy-gnome/default.nix
index b6551bb7..99c47638 100644
--- a/modules/nixos/workflows/a-happy-gnome/default.nix
+++ b/modules/nixos/workflows/a-happy-gnome/default.nix
@@ -168,7 +168,7 @@ in
     }
 
     # Check whether this is inside of my personal configuration or nah.
-    (lib.mkIf (lib.isInternal config) {
+    (lib.mkIf (attrs ? _isfoodogsquaredcustom && attrs._isfoodogsquaredcustom) {
       profiles.i18n = lib.mkDefault {
         enable = true;
         ibus.enable = true;